M2H Unit 3 Quest Practice

Find the Domain.

• All real numbers
• x > 3
• x > 0
• x ≥ 0

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

• All Real Numbers
• All Real Numbers smaller than 4
• -4 < x < 4
• -4 ≤ x ≤ 4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What algebraic term are you solving for if the word problem is: The equation for leaping off a cliff is h = -16t^2 + 8t +24.  How long will it take for you to hit the water?

• Roots (Solutions)
• Axis of Symmetry
• Vertex
• y-intercept

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.11

You are trying to throw a ball over a wire that is 40 feet above the ground.  The height of the ball is modeled by the equation h(t) = -16t² + 48t.  How many seconds will it take to clear the wire?

• 1 sec
• 1.5 sec
• 2 sec
• It won't clear the wire

Members of the math club launch a model rocket from ground level with an initial velocity of 96 ft/sec.  This can be modeled with the function h(t) = -16t² + 96t.  When does the maximum height occur?

• 6 seconds
• 3 seconds
• 145 seconds
• 160 seconds

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Superman kicks a ball into the air.  The path can be found using the equation d(t) = -16t²+ 48x, how long is the ball above 30 feet?

• 1 seconds
• 5 seconds
• 4 seconds
• 6 seconds

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.SSE.A.1

A ball is thrown vertically into the air.  Its height in feet after t seconds is given by the equation h(t) = –5t² + 20t, and is graphed below.  How high will the ball be after 3 seconds?

• 20 ft
• 15 ft
• 5 ft
• 10 ft

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.1

Two rectangular corrals are to be made from 30 yds of fencing. If a rancher wants to maximize the total area, what dimensions should be used to make the corrals?

• 10 yd x 3 yd

• 5 yd x 10 yd

• 8 yd x 8 yd

• 8 yd x 7 yd

If I want to find out when an object hits the ground, I should _________.

• Put my equation in y1. Put y=0 in y2. Find either intersection

• Put my equation in y1. Put y=0 in y2. Find the positive intersection

• Replace x with 0 and evaluate.

• Find the y-coordinate of the max or min.

A diver is standing on a platform above the pool. He jumps form the platform with an initial upward velocity of 8 ft/s. Use the formula: h(t) = −16 t² + 8t + 24

How high is the platform?

• .25 ft

• 24 ft

• 25 ft

• 8 ft

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.1